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Calpain 2 Polyclonal Antibody
Purified Rabbit Polyclonal Antibody (Pab)
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- BACKGROUND
Application 
| WB, IHC-P, IHC-F, IF, E |
|---|---|
| Primary Accession | O08529 |
| Reactivity | Rat, Dog, Bovine |
| Host | Rabbit |
| Clonality | Polyclonal |
| Calculated MW | 78 KDa |
| Physical State | Liquid |
| Immunogen | KLH conjugated synthetic peptide derived from mouse Calpain 2 |
| Epitope Specificity | 301-400/700 |
| Isotype | IgG |
| Purity | affinity purified by Protein A |
| Buffer | 0.01M TBS (pH7.4) with 1% BSA, 0.02% Proclin300 and 50% Glycerol. |
| SUBCELLULAR LOCATION | Cytoplasm. Cell membrane. Note=Translocates to the plasma membrane upon Ca(2+) binding. |
| SIMILARITY | Belongs to the peptidase C2 family.Contains 1 calpain catalytic domain.Contains 2 EF-hand domains. |
| SUBUNIT | Forms a heterodimer with a small (regulatory) subunit (CAPNS1). |
| Important Note | This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications. |
| Background Descriptions | Calpain, and m calpain, also known as Calpain 2, are intracellular, calcium dependent cysteine proteases. Mu calpain has a micromolar sensitivity (thus the mu) as compared to the millimolar calcium sensitivity of m calpain. Both Calpains 1 and 2 are composed of an 80 kD subunit and a 30 kD subunit. Whereas the 30 kDa subunit is shared by both enzymes, the larger catalytic subunits are different and exhibit the distinct Ca++ requirements that are suggested by their names. The calpains have papain like activity, thus the pain nomenclature. Both Calpain 1 and Calpain 2 are ubiquitously expressed, and are countered by the endogenous calpain inhibitor, calpastatin. Other calpain family members (calpain 94, ncl2, ncl3, etc) have more limited tissue distribution, and perhaps different functions. The calpain family members consist of a common small subunit (Calpain 4), and a large variable subunit. It is not clear that all calpains contain a small subunit. Domains in the large subunit include the amino terminal domain I, the proteinase domain II, domain III, and the EF hand domain IV. The calpains appear to serve multiple physiological roles, and ideas concerning the functions of these enzymes are in a state of rapid flux. |
| Gene ID | 12334 |
|---|---|
| Other Names | Calpain-2 catalytic subunit, 3.4.22.53, 80 kDa M-calpain subunit, CALP80, Calcium-activated neutral proteinase 2, CANP 2, Calpain M-type, Calpain-2 large subunit, Millimolar-calpain, M-calpain, Capn2 |
| Target/Specificity | Ubiquitous. |
| Dilution | WB=1:500-2000,IHC-P=1:100-500,IHC-F=1:100-500,IF=1:100-500,ELISA=1:5000-10000 |
| Format | 0.01M TBS(pH7.4), 0.09% (W/V) sodium azide and 50% Glyce |
| Storage | Store at -20 ℃ for one year. Avoid repeated freeze/thaw cycles. When reconstituted in sterile pH 7.4 0.01M PBS or diluent of antibody the antibody is stable for at least two weeks at 2-4 ℃. |
| Name | Capn2 |
|---|---|
| Function | Calcium-regulated non-lysosomal thiol-protease which catalyzes limited proteolysis of substrates involved in cytoskeletal remodeling and signal transduction. Proteolytically cleaves MYOC at 'Arg-226' (By similarity). Proteolytically cleaves CPEB3 following neuronal stimulation which abolishes CPEB3 translational repressor activity, leading to translation of CPEB3 target mRNAs (PubMed:22711986). |
| Cellular Location | Cytoplasm. Cell membrane. Note=Translocates to the plasma membrane upon Ca(2+) binding. |
| Tissue Location | Ubiquitous. |
Research Areas
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Application Protocols
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$ 385.00
Cat# AP56055
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